/*
  Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.

  The MySQL Connector/C++ is licensed under the terms of the GPLv2
  <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
  MySQL Connectors. There are special exceptions to the terms and
  conditions of the GPLv2 as it is applied to this software, see the
  FLOSS License Exception
  <http://www.mysql.com/about/legal/licensing/foss-exception.html>.

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published
  by the Free Software Foundation; version 2 of the License.

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  for more details.

  You should have received a copy of the GNU General Public License along
  with this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/

#ifndef _MYSQL_PREPARED_STATEMENT_H_
#define _MYSQL_PREPARED_STATEMENT_H_

#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>

#include <cppconn/prepared_statement.h>
#include <cppconn/parameter_metadata.h>


namespace sql
{
    namespace mysql
    {
        class MySQL_DebugLogger;
        class MySQL_ParamBind;
        class MySQL_ParameterMetaData;
        class MySQL_PreparedResultSetMetaData;
        class MySQL_ResultBind;
        class MySQL_Warning;

        namespace NativeAPI
        {
            class NativeStatementWrapper;
        }


        class MySQL_Prepared_Statement : public sql::PreparedStatement
        {
        protected:
            sql::Connection* connection;
            boost::shared_ptr< NativeAPI::NativeStatementWrapper > proxy;
            boost::scoped_ptr< MySQL_ParamBind > param_bind;
            unsigned int param_count;

            int resultSetConcurrency;
            int resultSetType;

            boost::scoped_ptr< MySQL_Warning > warnings;

            bool isClosed;
            bool warningsHasBeenLoaded;

            boost::shared_ptr< MySQL_DebugLogger > logger;

            boost::scoped_ptr< MySQL_PreparedResultSetMetaData > res_meta;
            boost::scoped_ptr< MySQL_ParameterMetaData > param_meta;

            sql::ResultSet::enum_type resultset_type;

            boost::shared_ptr< MySQL_ResultBind > result_bind;

            virtual void do_query();
            virtual void checkClosed();
            virtual void closeIntern();

            bool sendLongDataBeforeParamBind();

        public:

            MySQL_Prepared_Statement(boost::shared_ptr<NativeAPI::NativeStatementWrapper> & s,
                                     sql::Connection* conn, sql::ResultSet::enum_type rset_type,
                                     boost::shared_ptr< MySQL_DebugLogger > & log);
            virtual ~MySQL_Prepared_Statement();

            sql::Connection* getConnection();

            void cancel();

            void clearParameters();

            void clearWarnings();

            void close();

            bool execute();
            bool execute(const sql::SQLString& sql);

            sql::ResultSet* executeQuery();
            sql::ResultSet* executeQuery(const sql::SQLString& sql);

            int executeUpdate();
            int executeUpdate(const sql::SQLString& sql);

            size_t getFetchSize();

            unsigned int getMaxFieldSize();

            sql::ResultSetMetaData* getMetaData();

            uint64_t getMaxRows();

            bool getMoreResults();

            sql::ParameterMetaData* getParameterMetaData();

            unsigned int getQueryTimeout();

            sql::ResultSet* getResultSet();

            sql::ResultSet::enum_type getResultSetType();

            uint64_t getUpdateCount();

            const SQLWarning* getWarnings(); /* should return different type */

            Statement* setBuffered();

            void setBlob(unsigned int parameterIndex, std::istream* blob);

            void setBoolean(unsigned int parameterIndex, bool value);

            void setBigInt(unsigned int parameterIndex, const sql::SQLString& value);

            void setCursorName(const sql::SQLString& name);

            void setDateTime(unsigned int parameterIndex, const sql::SQLString& value);

            void setDouble(unsigned int parameterIndex, double value);

            void setEscapeProcessing(bool enable);

            void setFetchSize(size_t rows);

            void setInt(unsigned int parameterIndex, int32_t value);

            void setUInt(unsigned int parameterIndex, uint32_t value);

            void setInt64(unsigned int parameterIndex, int64_t value);

            void setUInt64(unsigned int parameterIndex, uint64_t value);

            void setMaxFieldSize(unsigned int max);

            void setMaxRows(unsigned int max);

            void setNull(unsigned int parameterIndex, int sqlType);

            void setResultSetConcurrency(int concurrencyFlag);

            void setString(unsigned int parameterIndex, const sql::SQLString& value);

            void setQueryTimeout(unsigned int seconds);

            sql::PreparedStatement* setResultSetType(sql::ResultSet::enum_type type);

        private:
            /* Prevent use of these */
            MySQL_Prepared_Statement(const MySQL_Prepared_Statement&);
            void operator=(MySQL_Prepared_Statement&);
        };

    } /* namespace mysql */
} /* namespace sql */
#endif // _MYSQL_PREPARED_STATEMENT_H_


/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */
